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| author | Christophe Leroy <christophe.leroy@csgroup.eu> | 2023-09-25 21:31:31 +0300 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2023-10-19 09:12:45 +0300 |
| commit | cc68d77febe055b6499dda5fa13bda976a12a85c (patch) | |
| tree | d915b0e823c29908d4da71d901336b695a03c37a /arch/powerpc/include/asm/nohash/64/pgtable.h | |
| parent | 8c3d9eb323bbf2b37cdc5c01ebf9604175b5970f (diff) | |
| download | linux-cc68d77febe055b6499dda5fa13bda976a12a85c.tar.xz | |
powerpc/nohash: Deduplicate ptep_set_wrprotect() and ptep_get_and_clear()
ptep_set_wrprotect() and ptep_get_and_clear are identical for
nohash/32 and nohash/64.
Make them common.
Signed-off-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://msgid.link/ffe46edecdabce915e2d1a4b79a3b2ab770f2248.1695659959.git.christophe.leroy@csgroup.eu
Diffstat (limited to 'arch/powerpc/include/asm/nohash/64/pgtable.h')
| -rw-r--r-- | arch/powerpc/include/asm/nohash/64/pgtable.h | 15 |
1 files changed, 0 insertions, 15 deletions
diff --git a/arch/powerpc/include/asm/nohash/64/pgtable.h b/arch/powerpc/include/asm/nohash/64/pgtable.h index 56041036fa34..dc6e35c3a53f 100644 --- a/arch/powerpc/include/asm/nohash/64/pgtable.h +++ b/arch/powerpc/include/asm/nohash/64/pgtable.h @@ -145,13 +145,6 @@ static inline void p4d_set(p4d_t *p4dp, unsigned long val) *p4dp = __p4d(val); } -#define __HAVE_ARCH_PTEP_SET_WRPROTECT -static inline void ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr, - pte_t *ptep) -{ - pte_update(mm, addr, ptep, _PAGE_RW, 0, 0); -} - #define __HAVE_ARCH_HUGE_PTEP_SET_WRPROTECT static inline void huge_ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr, pte_t *ptep) @@ -166,14 +159,6 @@ static inline void huge_ptep_set_wrprotect(struct mm_struct *mm, __young; \ }) -#define __HAVE_ARCH_PTEP_GET_AND_CLEAR -static inline pte_t ptep_get_and_clear(struct mm_struct *mm, - unsigned long addr, pte_t *ptep) -{ - unsigned long old = pte_update(mm, addr, ptep, ~0UL, 0, 0); - return __pte(old); -} - static inline void pte_clear(struct mm_struct *mm, unsigned long addr, pte_t * ptep) { |